TLS Online TPP Program

#Question id: 14762


Following statements are regarding to determination of filament formation by actin concentration.
A. The critical concentration (Cc) is the concentration at which G-actin monomers are in equilibrium with actin filaments.
B. At monomer concentrations below the Cc, no polymerization takes place. 
C. When polymerization is induced at monomer concentrations above the Cc, filaments assemble until steady state is reached and the monomer concentration falls to Cc.
D. At steady state, the concentration of monomeric actin below the critical concentration.
Which of the following statements promotes spontaneous filament assembly?

#Unit 2. Cellular Organization
  1. A, B, C and D
  2. A, B and C only
  3. A, B and D only
  4. A and C only
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TLS Online TPP Program

#Question id: 12592

#Unit 10. Ecological Principles

Use the following diagram of five islands formed at around the same time near a particular mainland and MacArthur and Wilson's island biogeography principles to answer the following questions.

Which island would likely have the greatest species diversity?

TLS Online TPP Program

#Question id: 12593

#Unit 10. Ecological Principles

Use the following diagram of five islands formed at around the same time near a particular mainland and MacArthur and Wilson's island biogeography principles to answer the following questions.

Which island would likely exhibit the most impoverished species diversity?

TLS Online TPP Program

#Question id: 12594

#Unit 10. Ecological Principles

Use the following diagram of five islands formed at around the same time near a particular mainland and MacArthur and Wilson's island biogeography principles to answer the following questions.

Which island would likely have the lowest extinction rate?

TLS Online TPP Program

#Question id: 12595

#Unit 10. Ecological Principles

Use the following diagram of five islands formed at around the same time near a particular mainland and MacArthur and Wilson's island biogeography principles to answer the following questions

Which island would likely have the lowest immigration rate?

TLS Online TPP Program

#Question id: 12596

#Unit 10. Ecological Principles

Which of the following best describes the consequences of White-band disease in Caribbean coral reefs? 

TLS Online TPP Program

#Question id: 12597

#Unit 10. Ecological Principles

Probably the most important factor(s) affecting the distribution of biomes is (are)